Exoplanet Name : |
del Vir b |
Alternate Name : |
"Minelauva b, 43 Vir b, HD 112300 b" |
Status : |
Confirmed |
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
Mass (Mjup / Me): |
15.8300 |
(Mjup) |
5032.9585 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
1.3300 |
(AU) |
1.3300 |
(AU Est.) |
Eccentricity : |
0.3600 |
Orbital Period(Yrs) |
1.2775 |
Orbital Period(Observed/Estimated) |
466.63 |
(Days Obs.) |
473.48 |
(Days Est.) |
Surface Gravity (G Earth) |
48.6050 |
Star Radiation at Atmospheric Boundary: |
536850.2 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
1208.1 |
(K) |
Blackbody T 0.3(K) |
1134.5 |
(K) |
Blackbody T 0.7(K) |
918.0 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
1436.7 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
1349.2 |
(K) |
Size Class: |
Jupiter-size |
Mass Class: |
|
Detection Type : |
Radial Velocity |
Mass Detection : |
Radial Velocity |
Radius Detection : |
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
del Vir |
Alternate Name : |
"43 Vir, Minelauva b, 43 Vir b, HD 112300 b, HD 112300" |
Star Distance(LY) : |
198.3 |
Stellar Radius(Rsun) : |
65.8 |
(Rsun Measured) |
Stellar Mass(Msun) : |
1.4 |
(Msun Measured) |
1.4 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
3657 |
(K) |
Spectral type : |
M2 |
UV portion[%]: |
0.3 |
Visible portion[%]: |
12.9 |
IR portion[%]: |
86.8 |
Metalicity : |
-0.1 |
Absolute Magnitude: |
-0.5 |
Apparent Magnitude: |
3.4 |
Right Ascension(RA) |
193.9000 |
Declination (DEC) |
3.3975 |
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
Discovered by |
|
Discovery Paper - Authors |
|
Discovery Paper - Title |
|
Discovery Paper - Journal |
|
Discovery Paper - URL |
|
SIMBAD LINK |
|
Open Exoplanet Database Link |
|
![](del_Vir_b_CSun.png) |
![](del_Vir_b_CJup.png) |
![](del_Vir_b_CNep.png) |
![](del_Vir_b_CEar.png) |
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del Vir b
del Vir b
del Vir b is an exoplanet orbiting the star del Vir, located about 198.3 light-years (60.8 pc) away from Solar System. Its discovery was publicly announced on 2023.
The host star del Vir has apparent magnitude of 3.4, with absolute magnitude of -0.5. It is 1.4 times more massive and 65.8 times bigger compared with our Sun. The surface temperature is 3657 with its spectral types of M2
In this planetary system, the extrasolar planet del Vir b orbits around the star del Vir every 466.6 days with its orbital distance of 1.33 AU ( 198965168.0 km)
(Projected orbit of del Vir b around its host star del Vir)
![](del_Vir_b_Orb.png)
The Star del Vir 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 19.064 AU ( 2851897593.7 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 26.351 AU ( 3942067764.4 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 40.153 AU ( 6006838895.2 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 59.087 AU ( 8839326577.0 km)
Radiation at Planetary Boundary of del Vir b : 536850.25 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star del Vir)
![](del_Vir_b_OrbH.png)
Kopparapu Recent Venus for Star del Vir distance : 21.493 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star del Vir distance : 27.199 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star del Vir distance : 26.266 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star del Vir distance : 28.889 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star del Vir distance : 52.512 AU
Kopparapu Outer Boundary for Early Mars for Star del Vir distance : 55.402 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star del Vir)
![](del_Vir_b_OrbK.png)
Original Kopparapu Recent Venus for Star del Vir distance : 21.284 AU
Original Kopparapu Runaway Greenhouse for Star del Vir distance : 28.152 AU
Original Kopparapu Moist Greenhouse for Star del Vir distance : 28.163 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star del Vir distance : 53.349 AU
Original Kopparapu Outer Boundary for Early Mars for Star del Vir distance : 55.482 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star del Vir)
![](del_Vir_b_OrbKO.png)
(Position in Stellar Map of star del Vir and its Exoplanet del Vir b)
![](del_Vir_b_STZ0.png)
(Zoomed position in Stellar Map of star del Vir and its Exoplanet del Vir b (zoom level 3))
![](del_Vir_b_STZ3.png)
(Synthetic Spectrum of star del Vir*)
![](del_Vir_b_Spc.png)
*Yamashiki YA et al. 2019 ApJ 881 114
MUSCLES Paper I - France et al. 2016 ApJ 820 89
MUSCLES Paper II- Youngblood et al. 2016 ApJ 824 101
MUSCLES Paper III- Loyd et al. 2016 ApJ 824 102